1.

Find the middle term of the A.P. -4,-2,0,...,88.

Answer»

Step-by-step EXPLANATION:

a=-4

d=2

a+(n-1)d=88

=>n= 47

Middle term is (n+1)/2 TH term

=24th term

T24= a+23d

= -4+46= 42

ANSWER =42

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